Lubricating oil of the low pressure system supplies the main and other bearings.

低压系统的滑油供给主轴承和其它轴承。

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There are many piping systems in the engine room such as fuel oil system, cooling system, lubricating system, fire system, fighting system. How do you identify them?

机舱中有许多管件，像燃油系列，冷却系列，滑油系列，消防系列，怎样识别它们？

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As the lubricating oil passes over a hot engine part, it removes a certain amount of heat.

当机油经过发动机的热的部件时，它将带走一定量的热量。

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The supply vessel was carrying 45, 000 litres of red diesel and 78, 000 litres of lubricating oil on board.

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The ruby bearings are also practical: They reduce wear on the device by accommodating larger pinions and by holding more lubricating oil for the mechanism.

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Even synthetic lubricating oil is derived from actual petroleum oil.

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